Hedvig Raa-Winterhjelm was also active as a translator of plays, and she was also an instructor and a teacher of drama, both in private-tutoring and in Högre lärarinneseminariet in Stockholm, where she tutored until 1906.
Högre lärarinneseminariet counted many notable students, such as Emilia Fogelklou, Selma Lagerlöf, Valborg Olander, Jeanna Oterdahl, Anna Maria Roos, Anna Sandström, Alice Tegnér and Anna Whitlock.